Which event during the evolution of land plants probably made the synthesis of secondary compounds most beneficial?
A) the greenhouse effect present throughout the Devonian period
B) the reverse-greenhouse effect during the Carboniferous period
C) the association of the roots of land plants with fungi
D) the rise of herbivory
E) the rise of wind pollination
Ans: D) the rise of herbivory
You might also like to view...
Which of the following statements is FALSE concerning the universal tree of life?
A) Previous versions of the universal tree of life were based largely on fossils and comparative biology, which overlooked the diversity of and relationships between most prokaryotes. B) The current universal tree of life is supported by multiple genes including SSU rRNA sequences. C) The current universal tree of life depicts three domains of life, two of which are prokaryotic. D) The current universal tree of life is based on molecular sequences and completely changes our view of evolutionary relationships between eukaryotic species.
a. epistasis
a. nucleoid b. nuclear membrane c. nucleus d. chromatin
The equalization of pressures between the ear and throat is made possible by the
a. pharynx. b. Eustachian tube. c. cupula. d. semicircular canals. e. round window.
How is DNA linked to the production of proteins?
A) Proteins hold the instructions on how to make DNA. B) DNA is the end point of protein production that allows cells to finish making proteins. C) DNA holds the instructions for the cells on how to make proteins. D) DNA is not linked to the production of proteins.